DataWare Housing Glossary of Terms - 'E'

Monday, December 17, 2007

EDI (Electronic Data Interchange) is a standard format for exchanging business data.
Encryption the transformation of data from a recognizable format to a form unrecognizable without the algorithm used for the transformation.
ETL (Extract, Transform and Load) ETL refers to the process of getting data out of one data store (extract), modifying it (transfer), and inserting it into a different data store (load).
ETT ETL is sometimes referred as ETT- Extraction, Transformation and Transportation. It is a series of batch interface between the systems.
Executive/Enterprise Information Systems (EIS) Tools programmed to provide canned reports or briefing books to top-level executives. They offer strong reporting and drill-down capabilities. Today these tools allow ad-hoc querying against a multi-dimensional database, and most offer analytical applications along functional lines such as sales or financial analysis. (Also known as Decision Support System.)
Extendibility The ability to easily add new functionality to existing services without major software rewrites or without redefining the basic architecture.
External Schema a logical description of a user's method of organizing and structuring data.


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